Incidentally, the The Guardian’s report gives a clue as to whether the result would have sounded like a Tex Avery cartoon:

As its wooden casing splintered, it gave a death rattle described by Ms Adie as “a deafening noise like 10 honky-tonk pianos being hit by mallets”. Her husband John, the festival’s manager, said: “It made an incredible racket—like something from a cartoon.”